let us start right off with the nsa program. i know some of it was covered in the previous panel, but i want to get into, with raj, how it actually works. i am talking about the metadata program, which was probably the biggest disclosure by edward snowden, the fact that millions and millions of records of american phone calls were being collected/stored. i will let people use the words they want. by the nsa, under a provision of the patriot act. walk us through exactly how this program works in practice. who has access to it? what can those records be used for? >> thanks for pulling this all together. what i wanted to start out with is that i firmly believe the u.s. government intelligence community, nsa in particular, needs to be as transparent as possible, consistent with our need to protect national security. it is that last piece that makes it so difficult to talk about. i would like to be as informative and helpful in this discussion as possible. the reason i say that is, it is my job as general counsel to make sure our act